save project

diy1.py

 goods={"旺仔牛奶":{'名字':'旺仔牛奶','价格':12}}
-q=input("请输入要查询的姓名")
-if q in goods:
-   a=goods[q]
+s=input("请输入要查询的姓名,退出请按q")
+if s in goods:
+   a=goods[s]
    for j,l in a.items():
       print(30*"*")
       print(j,l)
       print(30*"*") 
+elif "q" in s:
+      break
 else:
       print("请重新输入")